25 |
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VEX metal
Various pieces from our four teams' bins. Also 2 sprockets, 2 shafts, nuts and bolts, doubled-up collars, team plates, and 2 4' poles from last year's game, Toss-Up. Oh, and some zip-ties, of course.
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2 |
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VEX Servo Motors
These work fine with Arduino Servo library. Programmed for about 100° wing motion.
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1 |
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Arduino Nano
AVR '328 has plently of grunt for this. Sketch is less than 6K.
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6 |
× |
Joe Knows Superbright LEDs
Green and white for the eyes (Go State) and red and yellow for the flames. Driven directly off Arduino DOs thru 100 ohms.
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1 |
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VEX 7.2V 3000 mAh NiMH battery
One charge lasts all day!
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4 |
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Wiring
Cut-up IDE ribbon cable, 2 VEX 3-pin cable female ends, 9' Belden dual twisted pair cable strung thru poles, battery connector, momentary switch connected to Arduino DI.
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1 |
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Piezo Speaker
Desoldered from a dead motherboard and wired directly to Arduino DO. Tone library makes a nice raptor's screech.
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3 |
× |
Custom Flame Waveguides
Cut 2 mm acrylic waveguide flames hot-glued to 5 mm LEDs.
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